docs: def _printSourceCode(self, hrlinetop=True):
          """
          print(more informative stats about the object)
          """
          if not self.currentEntity:  # ==> ontology level
              return
          x = self.currentEntity['object']
          if hrlinetop:
              self._print("----------------")
  
          self._print("Source:", "IMPORTANT")
          self.do_serialize("turtle")
          self._print("----------------")
  
          return